Add semver-cli and devcontainers

.devcontainer/devcontainer.json

@@ -0,0 +1,18 @@
+{
+	"features": {
+		"ghcr.io/devcontainers-extra/features/apt-get-packages:1": {
+			"version": "latest",
+			"packages": "shellcheck"
+		}
+	},
+	"postCreateCommand": "bash scripts/devcontainer_postCreateCommand.sh",
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"rogalmic.bash-debug",
+				"timonwong.shellcheck",
+				"mads-hartmann.bash-ide-vscode"
+			]
+		}
+	}
+}

CHANGELOG.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 ### Added
 - Debug scripts by setting `TRACE=1`.
+- Add semver-cli for git tagging.
 ### Changed
 - Warn on certain unset envvars instead of error-exit.
 

README.md

@@ -593,13 +593,13 @@ $ tail -f /tmp/restic-automatic-backup-scheduler.log # or follow output like thi
   ```
 
 # Releasing
-To make a new release:
-1. Create a new tag:
-   ```console
-   $ vi CHANGELOG.md && git commit -am "Update CHANGELOG.md"
-   $ git tag vX.Y.Z
-   $ git push && git push --tags
-   ```
+1. Create a new version of this project by using [semver-cli](https://github.com/maykonlsf/semver-cli).
+	```shell
+	vi CHANGELOG.md
+	semver up minor
+	ver=$(semver get release)
+	git commit -am "Bump version to $ver" && git tag $ver && git push --atomic origin main $ver
+	```
 1. Update version in the AUR [PKGBUILD](https://aur.archlinux.org/packages/restic-automatic-backup-scheduler/)
 1. Update version in the Homebrew Formulas (see the repo README):
    * [restic-automatic-backup-scheduler](https://github.com/erikw/homebrew-tap/blob/main/Formula/restic-automatic-backup-scheduler.rb)

scripts/devcontainer_postCreateCommand.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# Devcontainer postCreateCommand.
+# Install dependencies for running this project in GitHub Codespaces.
+
+set -eux
+
+# For git version tagging:
+go install github.com/maykonlsf/semver-cli/cmd/semver@latest